----小学四年级数学
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简便运算练习题XX25×3×425×4×325×6×236×258×13×12525×7×419×8×12525×13×125×3213×99125×25×3225×16×25125×56〔25×15〕×44×25×16×2512×2598×42101×92125×76×817×4×2525×33×40102×35125×19×825×125×16125×7921/7----1253225×482021×25×124×2×52517×4×025125×8×4×13825×4×(13125)×(38××)50(34×4)3××284××25125322××597×21×25589×8(13125)×(38××)(12+24+80)50×253×21×2570425138×25×4×7524102×76125×88×1/7----704255×289×2×〔12525×〕×488×1022564××125460××50×8589825×42××468125×8×4×39×252532×1254×75××25881×252524180×125×2544102×76103×32×382101-382×〔25+15)435×8+35×6-4×35×4×25+162526×39×＋612×63569－×569×995×5＋5578101×－785276×＋477×6＋761/7----13456×－134＋4513448×522×－44×832(25+125)×32(25+125)83×102－×83298×199×178101×－1788436+64×8475×99+2×75×12318×－1233+85×12325×〔×24+16〕49×49+4951×17899+17879×42+79+79×57〔×125+17〕×849×99+492.724+2624+724×85×82+821525×97+25×364××15－14×1587×99+876693+93×33+9376×101×－7636×45+3656×－363697×—58×36+613679×25+25×49102×－2491.384×＋982×54125×〔×80+8〕1/7----125〔×40+8〕〔100-4〕×25〔80-4〕×255732+32×43173×61-73×6152×14-22×14×81+7919101×32-3272+99×72×〔20-4〕×2512347+177×47528×6-6×128×1680012030100÷210032000÷400÷497007008100÷47÷51248÷24÷3150154800÷2521500÷125÷72016÷5÷6304241000÷81÷25÷480025÷4÷730025÷4÷1/7----378+527+73167+289+3358+39+42+618.33－2.43－4.576.7＋2.63＋4.31.3＋4.6＋5.4＋8.7756－193－207355+260+140+245645-180-245695＋202864－199373－129＋29380＋476＋120〔569＋468〕＋〔432＋131〕738－301256－147－53189－〔89＋74〕456－〔256－36〕181+2564〕+2719378+44+114+242+222497－299276+228+353+2191021－232899+344158+262+138375+219+381+2255001－247－1531/7----(375+1034)+(966+125)(2130+783+270)+1017184＋987755－(2187+755)2214+638+2863065－738－106599+999+9999+999991883－3983999+4982357－183－317－3572365－1086－2142370+19981/7
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